<template>
  <div class="element-form">
    <!-- 表单 -->
    <h2>表单</h2>
    <el-form :model="ruleForm" :rules="rules" ref="formRef" label-width="100px" class="demo-ruleForm">
      <el-form-item label="活动名称" prop="name">
        <el-input v-model="ruleForm.name"></el-input>
      </el-form-item>
      <el-form-item label="活动区域" prop="region">
        <el-select v-model="ruleForm.region" placeholder="请选择活动区域">
          <el-option label="区域一" value="shanghai"></el-option>
          <el-option label="区域二" value="beijing"></el-option>
        </el-select>
      </el-form-item>
      <el-form-item label="活动时间" required>
        <el-col :span="11">
          <el-form-item prop="date1">
            <el-date-picker
              type="date"
              placeholder="选择日期"
              v-model="ruleForm.date1"
              style="width: 100%;"
            ></el-date-picker>
          </el-form-item>
        </el-col>
        <el-col class="line" :span="2">-</el-col>
        <el-col :span="11">
          <el-form-item prop="date2">
            <el-time-picker placeholder="选择时间" v-model="ruleForm.date2" style="width: 100%;"></el-time-picker>
          </el-form-item>
        </el-col>
      </el-form-item>
      <el-form-item label="即时配送" prop="delivery">
        <el-switch v-model="ruleForm.delivery"></el-switch>
      </el-form-item>
      <el-form-item label="活动性质" prop="type">
        <el-checkbox-group v-model="ruleForm.type">
          <el-checkbox label="美食/餐厅线上活动" name="type"></el-checkbox>
          <el-checkbox label="地推活动" name="type"></el-checkbox>
          <el-checkbox label="线下主题活动" name="type"></el-checkbox>
          <el-checkbox label="单纯品牌曝光" name="type"></el-checkbox>
        </el-checkbox-group>
      </el-form-item>
      <el-form-item label="特殊资源" prop="resource">
        <el-radio-group v-model="ruleForm.resource">
          <el-radio label="线上品牌商赞助"></el-radio>
          <el-radio label="线下场地免费"></el-radio>
        </el-radio-group>
      </el-form-item>
      <el-form-item label="活动形式" prop="desc">
        <el-input type="textarea" v-model="ruleForm.desc"></el-input>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" @click="submitForm('form')">立即创建</el-button>
        <el-button @click="resetForm('form')">重置</el-button>
      </el-form-item>
    </el-form>
  </div>
</template>

<script>
import { ref, reactive } from 'vue'
export default {
  name: 'ElementForm',
  setup() {
    const formRef = ref()
    const ruleForm = reactive({
      name: '',
      region: '',
      date1: '',
      date2: '',
      delivery: false,
      type: [],
      resource: '',
      desc: ''
    })
    const rules = {
      name: [
        { required: true, message: '请输入活动名称', trigger: 'blur' },
        { min: 3, max: 5, message: '长度在 3 到 5 个字符', trigger: 'blur' }
      ],
      region: [{ required: true, message: '请选择活动区域', trigger: 'change' }],
      date1: [{ type: 'date', required: true, message: '请选择日期', trigger: 'change' }],
      date2: [{ type: 'date', required: true, message: '请选择时间', trigger: 'change' }],
      type: [{ type: 'array', required: true, message: '请至少选择一个活动性质', trigger: 'change' }],
      resource: [{ required: true, message: '请选择活动资源', trigger: 'change' }],
      desc: [{ required: true, message: '请填写活动形式', trigger: 'blur' }]
    }
    const submitForm = () => {
      formRef.value.validate((valid) => {
        if (valid) {
          alert('submit!')
        } else {
          console.log('error submit!!')
          return false
        }
      })
    }
    const resetForm = () => {
      formRef.value.resetFields()
    }
    return {
      formRef,
      ruleForm,
      rules,
      submitForm,
      resetForm
    }
  }
}
</script>
<style lang="scss">
.element-form {
  margin: 20px;
  padding: 20px;
  background: #fff;
  border-radius: 10px;
  text-align: left;
  h2 {
    margin: 10px 0;
  }
}
</style>
